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Individual Calculations September 2017 |
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| Tarbuck, Laurence Jm Total change: 0.00 | |   |
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| 104th British Championships Under 1750 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1571 | 0 | 2.00 | 4 | 0.00 | 1571 | | 0.00 | |
|  Petkov, Petko | | | 1569 | WLS | 0.00 | 1 | 0.00 | | 0.00 | |  Daly, Grant | | | 1549 | ENG | 1.00 | 1 | 0.00 | | 0.00 | | | Rathbone-Jones, Ifan | | | 1599 | WLS | 0.50 | 1 | 0.00 | | 0.00 | | | Livermore, Richard Ea | | | 1565 | WLS | 0.50 | 1 | 0.00 | | 0.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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